import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import store from '@/store'
import { getToken } from '@/utils/auth'

import BaseAuthorization from '@/utils/const'

// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API,
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 5000 // request timeout
})

function getAuthorization() {
  const { Base64, serverKey } = BaseAuthorization
  return `Basic ${Base64.encode(serverKey)}`
}

// request interceptor
service.interceptors.request.use(
  config => {
    config.headers['Authorization'] = getAuthorization()
    config.headers['User-Type'] = 'web'
    // do something before request is sent

    // if (store.getters.token) {
    //   // let each request carry token
    //   // ['X-Token'] is a custom headers key
    //   // please modify it according to the actual situation
    // }
    config.headers['jpower-auth'] = getToken() || ''
    const roles = store.getters.roles
    if (config['params'] && config['params'].tenantCode && roles.length > 0 && !roles.includes('1')) {
      delete config['params'].tenantCode
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response.data
    if (response.config.responseType === 'blob') {
      return res
    }
    // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 200) {
      Message({
        message: res.message || 'Error',
        type: 'error',
        duration: 5 * 1000
      })

      if (res.code === 401) {
        console.log(store)
        store.dispatch('user/logout')
        return
      }
      // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
      if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
        // to re-login
        MessageBox.confirm('提示', '登录超时，请重新登录。', {
          confirmButtonText: 'Re-Login',
          cancelButtonText: 'Cancel',
          type: 'warning'
        }).then(() => {
          store.dispatch('user/logout').then(() => {
            location.reload()
          })
        })
      }
      return Promise.reject(new Error(res.message || 'Error'))
    } else {
      return res
    }
  },
  error => {
    console.log('err' + error) // for debug
    Message({
      message: error.message,
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
